correction of the mistakes:
-I was practicing
-I was preparing
-efface le "I had bought[...] well" ça n'a pas de sens
- I told my mother
- I wanted to sell my black pony
- My mom believed in me and I didn't want to disappoint her ( efface la suite " after all the times she gaves") ca n'a pas de sens aussi
- everytime
- give up